<!DOCTYPE html>
<html>
   <head>
      <title>L.C. Test</title>
      <link rel="stylesheet" type="text/css" href="style.css"/>
   </head>
   <body>
      Message: <p id="disc">There is nothing!</p><br/>
      
      Add-Control: <button id="add_row">Add row</button>&nbsp;&nbsp;
                   <button id="add_col">Add column</button><br/><hr/>
      Delete-Control:<input type="number" name="del_num" id="del_num" min="1"/>
                   <button id="del_row">Delete row</button>&nbsp;&nbsp;
                   <button id="del_col">Delete column</button><br/><hr/>
      Clear:   <button id="clear">Clear all</button><hr/>
      <table id="controller" border="3"></table>
      
      <script src="jquery.js"></script>
      <script src="source.js"></script>
   </body>
</html>